Ulimit Cannot Modify Limit Operation Not Permitted

up vote 93 down vote favorite 38 This is happening on Ubuntu Release 12.04 (precise) 64-bit Kernel Linux 3.2.0-25-virtual I'm trying to increase the number of open files allowed for a For all users, the default limit is 1024, regardless of what is in /etc/security/limits.conf (I have been rebooting after changing that file) $ ulimit -n 1024 Now, despite the entries in Then I logged out and back in, and ulimit showed the new amount. –Cerin Mar 15 '14 at 21:28 add a comment| 3 Answers 3 active oldest votes up vote 97

I did try to logout and log back in and reboot the system but no go P.S. Use the -S option to change the SOFT limit, which can range from 0-{HARD}. Can clients learn their time zone on a network configured using RA? Redhat Ulimit I did try to logout and log back in and reboot the system but no go set the soft limits first.

And vlad, I did also setthe soft limits in /etc/security/limits.conf. check over here Learn More Red Hat Product Security Center Engage with our Red Hat Product Security team, access security updates, and ensure your environments are not exposed to any known security vulnerabilities. Was a massive case of voter fraud uncovered in Florida? About a colored table Is adding the ‘tbl’ prefix to table names really a problem? Ulimit Open Files Cannot Modify Limit Invalid Argument Linux

Would you like to answer one of these unanswered questions instead? I'll mark this as solved Last edited by Rehto (2009-04-06 12:08:12) Offline Pages: 1 Index »Kernel & Hardware »[SOLVED] Problems changing the max open files attribute (ulimit) Board footer Jump to asked 4 years ago viewed 238678 times active 9 months ago Linked 31 chrome crashing too often in Ubuntu 14.04 31 Too many open files - how to find the culprit I have actually aliased 'ulimit' to 'ulimit -S', so it defaults to the soft limits all the time.